Question

Mary uses 56 inches of yarn to form a rectangle. if the rectangle is 4 inches wide what is it length

Answer 1

Perimeter = 2L + 2W
56 = 2L + 2(4)
56 - 8 = 2L
48 = 2L
24 in = L

Answer 2

We know, area = length * width
56 = l * 4
l = 56 / 4
l = 14

So, the length is 14

Hope this helps!